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            <td width="10%" class="headerValue"><a href="../../../../../../../../../index.html">top level</a> - <a href="index.html">core/contracts/protocol/pool/src/core/contracts/protocol/pool</a> - DefaultReserveInterestRateStrategyV2.sol<span style="font-size: 80%;"> (source / <a href="DefaultReserveInterestRateStrategyV2.sol.func-c.html">functions</a>)</span></td>
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            <td width="5%" class="headerCovTableHead">Coverage</td>
            <td width="5%" class="headerCovTableHead" title="Covered + Uncovered code">Total</td>
            <td width="5%" class="headerCovTableHead" title="Exercised code only">Hit</td>
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            <td class="headerItem">Test:</td>
            <td class="headerValue">lcov.info.p</td>
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            <td class="headerItem">Lines:</td>
            <td class="headerCovTableEntryHi">100.0&nbsp;%</td>
            <td class="headerCovTableEntry">43</td>
            <td class="headerCovTableEntry">43</td>
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            <td class="headerItem">Test Date:</td>
            <td class="headerValue">2024-04-09 14:12:28</td>
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            <td class="headerItem">Functions:</td>
            <td class="headerCovTableEntryHi">100.0&nbsp;%</td>
            <td class="headerCovTableEntry">13</td>
            <td class="headerCovTableEntry">13</td>
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            <td class="headerCovTableEntry">0</td>
            <td class="headerCovTableEntry">0</td>
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<pre class="sourceHeading">             Branch data     Line data    Source code</pre>
<pre class="source">
<span id="L1"><span class="lineNum">       1</span>                 :             : // SPDX-License-Identifier: MIT</span>
<span id="L2"><span class="lineNum">       2</span>                 :             : pragma solidity ^0.8.0;</span>
<span id="L3"><span class="lineNum">       3</span>                 :             : </span>
<span id="L4"><span class="lineNum">       4</span>                 :             : import {IERC20} from '../../dependencies/openzeppelin/contracts/IERC20.sol';</span>
<span id="L5"><span class="lineNum">       5</span>                 :             : import {WadRayMath} from '../libraries/math/WadRayMath.sol';</span>
<span id="L6"><span class="lineNum">       6</span>                 :             : import {PercentageMath} from '../libraries/math/PercentageMath.sol';</span>
<span id="L7"><span class="lineNum">       7</span>                 :             : import {DataTypes} from '../libraries/types/DataTypes.sol';</span>
<span id="L8"><span class="lineNum">       8</span>                 :             : import {Errors} from '../libraries/helpers/Errors.sol';</span>
<span id="L9"><span class="lineNum">       9</span>                 :             : import {IDefaultInterestRateStrategyV2} from '../../interfaces/IDefaultInterestRateStrategyV2.sol';</span>
<span id="L10"><span class="lineNum">      10</span>                 :             : import {IReserveInterestRateStrategy} from '../../interfaces/IReserveInterestRateStrategy.sol';</span>
<span id="L11"><span class="lineNum">      11</span>                 :             : import {IPoolAddressesProvider} from '../../interfaces/IPoolAddressesProvider.sol';</span>
<span id="L12"><span class="lineNum">      12</span>                 :             : </span>
<span id="L13"><span class="lineNum">      13</span>                 :             : /**</span>
<span id="L14"><span class="lineNum">      14</span>                 :             :  * @title DefaultReserveInterestRateStrategyV2 contract</span>
<span id="L15"><span class="lineNum">      15</span>                 :             :  * @author BGD Labs</span>
<span id="L16"><span class="lineNum">      16</span>                 :             :  * @notice Default interest rate strategy used by the Aave protocol</span>
<span id="L17"><span class="lineNum">      17</span>                 :             :  * @dev Strategies are pool-specific: each contract CAN'T be used across different Aave pools</span>
<span id="L18"><span class="lineNum">      18</span>                 :             :  *   due to the caching of the PoolAddressesProvider and the usage of underlying addresses as</span>
<span id="L19"><span class="lineNum">      19</span>                 :             :  *   index of the _interestRateData</span>
<span id="L20"><span class="lineNum">      20</span>                 :             :  */</span>
<span id="L21"><span class="lineNum">      21</span>                 :             : contract DefaultReserveInterestRateStrategyV2 is IDefaultInterestRateStrategyV2 {</span>
<span id="L22"><span class="lineNum">      22</span>                 :             :   using WadRayMath for uint256;</span>
<span id="L23"><span class="lineNum">      23</span>                 :             :   using PercentageMath for uint256;</span>
<span id="L24"><span class="lineNum">      24</span>                 :             : </span>
<span id="L25"><span class="lineNum">      25</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L26"><span class="lineNum">      26</span>                 :             :   IPoolAddressesProvider public immutable ADDRESSES_PROVIDER;</span>
<span id="L27"><span class="lineNum">      27</span>                 :             : </span>
<span id="L28"><span class="lineNum">      28</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L29"><span class="lineNum">      29</span>                 :             :   uint256 public constant MAX_BORROW_RATE = 1000_00;</span>
<span id="L30"><span class="lineNum">      30</span>                 :             : </span>
<span id="L31"><span class="lineNum">      31</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L32"><span class="lineNum">      32</span>                 :             :   uint256 public constant MIN_OPTIMAL_POINT = 1_00;</span>
<span id="L33"><span class="lineNum">      33</span>                 :             : </span>
<span id="L34"><span class="lineNum">      34</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L35"><span class="lineNum">      35</span>                 :             :   uint256 public constant MAX_OPTIMAL_POINT = 99_00;</span>
<span id="L36"><span class="lineNum">      36</span>                 :             : </span>
<span id="L37"><span class="lineNum">      37</span>                 :             :   /// @dev Underlying asset listed on the Aave pool =&gt; rate data</span>
<span id="L38"><span class="lineNum">      38</span>                 :             :   mapping(address reserve =&gt; InterestRateData) internal _interestRateData;</span>
<span id="L39"><span class="lineNum">      39</span>                 :             : </span>
<span id="L40"><span class="lineNum">      40</span>                 :             :   /**</span>
<span id="L41"><span class="lineNum">      41</span>                 :             :    * @param provider The address of the PoolAddressesProvider of the associated Aave pool</span>
<span id="L42"><span class="lineNum">      42</span>                 :             :    */</span>
<span id="L43"><span class="lineNum">      43</span>                 :             :   constructor(address provider) {</span>
<span id="L44"><span class="lineNum">      44</span>                 :             :     require(provider != address(0), Errors.INVALID_ADDRESSES_PROVIDER);</span>
<span id="L45"><span class="lineNum">      45</span>                 :             :     ADDRESSES_PROVIDER = IPoolAddressesProvider(provider);</span>
<span id="L46"><span class="lineNum">      46</span>                 :             :   }</span>
<span id="L47"><span class="lineNum">      47</span>                 :             : </span>
<span id="L48"><span class="lineNum">      48</span>                 :             :   modifier onlyPoolConfigurator() {</span>
<span id="L49"><span class="lineNum">      49</span>                 :             :     require(</span>
<span id="L50"><span class="lineNum">      50</span>                 :             :       msg.sender == ADDRESSES_PROVIDER.getPoolConfigurator(),</span>
<span id="L51"><span class="lineNum">      51</span>                 :             :       Errors.CALLER_NOT_POOL_CONFIGURATOR</span>
<span id="L52"><span class="lineNum">      52</span>                 :             :     );</span>
<span id="L53"><span class="lineNum">      53</span>                 :             :     _;</span>
<span id="L54"><span class="lineNum">      54</span>                 :             :   }</span>
<span id="L55"><span class="lineNum">      55</span>                 :             : </span>
<span id="L56"><span class="lineNum">      56</span>                 :             :   /// @inheritdoc IReserveInterestRateStrategy</span>
<span id="L57"><span class="lineNum">      57</span>                 :<span class="tlaGNC tlaBgGNC">       25891 :   function setInterestRateParams(</span></span>
<span id="L58"><span class="lineNum">      58</span>                 :             :     address reserve,</span>
<span id="L59"><span class="lineNum">      59</span>                 :             :     bytes calldata rateData</span>
<span id="L60"><span class="lineNum">      60</span>                 :             :   ) external onlyPoolConfigurator {</span>
<span id="L61"><span class="lineNum">      61</span>                 :<span class="tlaGNC">       37782 :     _setInterestRateParams(reserve, abi.decode(rateData, (InterestRateData)));</span></span>
<span id="L62"><span class="lineNum">      62</span>                 :             :   }</span>
<span id="L63"><span class="lineNum">      63</span>                 :             : </span>
<span id="L64"><span class="lineNum">      64</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L65"><span class="lineNum">      65</span>                 :             :   function setInterestRateParams(</span>
<span id="L66"><span class="lineNum">      66</span>                 :             :     address reserve,</span>
<span id="L67"><span class="lineNum">      67</span>                 :             :     InterestRateData calldata rateData</span>
<span id="L68"><span class="lineNum">      68</span>                 :             :   ) external onlyPoolConfigurator {</span>
<span id="L69"><span class="lineNum">      69</span>                 :<span class="tlaGNC">       10000 :     _setInterestRateParams(reserve, rateData);</span></span>
<span id="L70"><span class="lineNum">      70</span>                 :             :   }</span>
<span id="L71"><span class="lineNum">      71</span>                 :             : </span>
<span id="L72"><span class="lineNum">      72</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L73"><span class="lineNum">      73</span>                 :<span class="tlaGNC">        1000 :   function getInterestRateData(address reserve) external view returns (InterestRateDataRay memory) {</span></span>
<span id="L74"><span class="lineNum">      74</span>                 :<span class="tlaGNC">        3000 :     return _rayifyRateData(_interestRateData[reserve]);</span></span>
<span id="L75"><span class="lineNum">      75</span>                 :             :   }</span>
<span id="L76"><span class="lineNum">      76</span>                 :             : </span>
<span id="L77"><span class="lineNum">      77</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L78"><span class="lineNum">      78</span>                 :<span class="tlaGNC">        1000 :   function getInterestRateDataBps(address reserve) external view returns (InterestRateData memory) {</span></span>
<span id="L79"><span class="lineNum">      79</span>                 :<span class="tlaGNC">        2000 :     return _interestRateData[reserve];</span></span>
<span id="L80"><span class="lineNum">      80</span>                 :             :   }</span>
<span id="L81"><span class="lineNum">      81</span>                 :             : </span>
<span id="L82"><span class="lineNum">      82</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L83"><span class="lineNum">      83</span>                 :<span class="tlaGNC">        6003 :   function getOptimalUsageRatio(address reserve) external view returns (uint256) {</span></span>
<span id="L84"><span class="lineNum">      84</span>                 :<span class="tlaGNC">       18009 :     return _bpsToRay(uint256(_interestRateData[reserve].optimalUsageRatio));</span></span>
<span id="L85"><span class="lineNum">      85</span>                 :             :   }</span>
<span id="L86"><span class="lineNum">      86</span>                 :             : </span>
<span id="L87"><span class="lineNum">      87</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L88"><span class="lineNum">      88</span>                 :<span class="tlaGNC">        6008 :   function getVariableRateSlope1(address reserve) external view returns (uint256) {</span></span>
<span id="L89"><span class="lineNum">      89</span>                 :<span class="tlaGNC">       18024 :     return _bpsToRay(uint256(_interestRateData[reserve].variableRateSlope1));</span></span>
<span id="L90"><span class="lineNum">      90</span>                 :             :   }</span>
<span id="L91"><span class="lineNum">      91</span>                 :             : </span>
<span id="L92"><span class="lineNum">      92</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L93"><span class="lineNum">      93</span>                 :<span class="tlaGNC">        3004 :   function getVariableRateSlope2(address reserve) external view returns (uint256) {</span></span>
<span id="L94"><span class="lineNum">      94</span>                 :<span class="tlaGNC">        9012 :     return _bpsToRay(uint256(_interestRateData[reserve].variableRateSlope2));</span></span>
<span id="L95"><span class="lineNum">      95</span>                 :             :   }</span>
<span id="L96"><span class="lineNum">      96</span>                 :             : </span>
<span id="L97"><span class="lineNum">      97</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L98"><span class="lineNum">      98</span>                 :<span class="tlaGNC">        9008 :   function getBaseVariableBorrowRate(address reserve) external view override returns (uint256) {</span></span>
<span id="L99"><span class="lineNum">      99</span>                 :<span class="tlaGNC">       27024 :     return _bpsToRay(uint256(_interestRateData[reserve].baseVariableBorrowRate));</span></span>
<span id="L100"><span class="lineNum">     100</span>                 :             :   }</span>
<span id="L101"><span class="lineNum">     101</span>                 :             : </span>
<span id="L102"><span class="lineNum">     102</span>                 :             :   /// @inheritdoc IDefaultInterestRateStrategyV2</span>
<span id="L103"><span class="lineNum">     103</span>                 :<span class="tlaGNC">        3002 :   function getMaxVariableBorrowRate(address reserve) external view override returns (uint256) {</span></span>
<span id="L104"><span class="lineNum">     104</span>                 :<span class="tlaGNC">        6004 :     return</span></span>
<span id="L105"><span class="lineNum">     105</span>                 :<span class="tlaGNC">        6004 :       _bpsToRay(</span></span>
<span id="L106"><span class="lineNum">     106</span>                 :             :         uint256(</span>
<span id="L107"><span class="lineNum">     107</span>                 :             :           _interestRateData[reserve].baseVariableBorrowRate +</span>
<span id="L108"><span class="lineNum">     108</span>                 :             :             _interestRateData[reserve].variableRateSlope1 +</span>
<span id="L109"><span class="lineNum">     109</span>                 :             :             _interestRateData[reserve].variableRateSlope2</span>
<span id="L110"><span class="lineNum">     110</span>                 :             :         )</span>
<span id="L111"><span class="lineNum">     111</span>                 :             :       );</span>
<span id="L112"><span class="lineNum">     112</span>                 :             :   }</span>
<span id="L113"><span class="lineNum">     113</span>                 :             : </span>
<span id="L114"><span class="lineNum">     114</span>                 :             :   /// @inheritdoc IReserveInterestRateStrategy</span>
<span id="L115"><span class="lineNum">     115</span>                 :<span class="tlaGNC">       49547 :   function calculateInterestRates(</span></span>
<span id="L116"><span class="lineNum">     116</span>                 :             :     DataTypes.CalculateInterestRatesParams memory params</span>
<span id="L117"><span class="lineNum">     117</span>                 :             :   ) public view virtual override returns (uint256, uint256, uint256) {</span>
<span id="L118"><span class="lineNum">     118</span>                 :<span class="tlaGNC">      148641 :     InterestRateDataRay memory rateData = _rayifyRateData(_interestRateData[params.reserve]);</span></span>
<span id="L119"><span class="lineNum">     119</span>                 :             : </span>
<span id="L120"><span class="lineNum">     120</span>                 :             :     // @note This is a short circuit to allow mintable assets, which by definition cannot be supplied</span>
<span id="L121"><span class="lineNum">     121</span>                 :             :     // and thus do not use virtual underlying balances.</span>
<span id="L122"><span class="lineNum">     122</span>                 :<span class="tlaGNC">       99094 :     if (!params.usingVirtualBalance) {</span></span>
<span id="L123"><span class="lineNum">     123</span>                 :<span class="tlaGNC">        2000 :       return (0, 0, rateData.baseVariableBorrowRate);</span></span>
<span id="L124"><span class="lineNum">     124</span>                 :             :     }</span>
<span id="L125"><span class="lineNum">     125</span>                 :             : </span>
<span id="L126"><span class="lineNum">     126</span>                 :<span class="tlaGNC">       97094 :     CalcInterestRatesLocalVars memory vars;</span></span>
<span id="L127"><span class="lineNum">     127</span>                 :             : </span>
<span id="L128"><span class="lineNum">     128</span>                 :<span class="tlaGNC">       97094 :     vars.totalDebt = params.totalStableDebt + params.totalVariableDebt;</span></span>
<span id="L129"><span class="lineNum">     129</span>                 :             : </span>
<span id="L130"><span class="lineNum">     130</span>                 :<span class="tlaGNC">       97094 :     vars.currentLiquidityRate = 0;</span></span>
<span id="L131"><span class="lineNum">     131</span>                 :<span class="tlaGNC">       97094 :     vars.currentVariableBorrowRate = rateData.baseVariableBorrowRate;</span></span>
<span id="L132"><span class="lineNum">     132</span>                 :             : </span>
<span id="L133"><span class="lineNum">     133</span>                 :<span class="tlaGNC">       97094 :     if (vars.totalDebt != 0) {</span></span>
<span id="L134"><span class="lineNum">     134</span>                 :<span class="tlaGNC">       47514 :       vars.availableLiquidity =</span></span>
<span id="L135"><span class="lineNum">     135</span>                 :             :         params.virtualUnderlyingBalance +</span>
<span id="L136"><span class="lineNum">     136</span>                 :             :         params.liquidityAdded -</span>
<span id="L137"><span class="lineNum">     137</span>                 :             :         params.liquidityTaken;</span>
<span id="L138"><span class="lineNum">     138</span>                 :             : </span>
<span id="L139"><span class="lineNum">     139</span>                 :<span class="tlaGNC">       47512 :       vars.availableLiquidityPlusDebt = vars.availableLiquidity + vars.totalDebt;</span></span>
<span id="L140"><span class="lineNum">     140</span>                 :<span class="tlaGNC">       47512 :       vars.borrowUsageRatio = vars.totalDebt.rayDiv(vars.availableLiquidityPlusDebt);</span></span>
<span id="L141"><span class="lineNum">     141</span>                 :<span class="tlaGNC">       47512 :       vars.supplyUsageRatio = vars.totalDebt.rayDiv(</span></span>
<span id="L142"><span class="lineNum">     142</span>                 :             :         vars.availableLiquidityPlusDebt + params.unbacked</span>
<span id="L143"><span class="lineNum">     143</span>                 :             :       );</span>
<span id="L144"><span class="lineNum">     144</span>                 :             :     } else {</span>
<span id="L145"><span class="lineNum">     145</span>                 :<span class="tlaGNC">       49580 :       return (0, 0, vars.currentVariableBorrowRate);</span></span>
<span id="L146"><span class="lineNum">     146</span>                 :             :     }</span>
<span id="L147"><span class="lineNum">     147</span>                 :             : </span>
<span id="L148"><span class="lineNum">     148</span>                 :<span class="tlaGNC">       47512 :     if (vars.borrowUsageRatio &gt; rateData.optimalUsageRatio) {</span></span>
<span id="L149"><span class="lineNum">     149</span>                 :<span class="tlaGNC">       12192 :       uint256 excessBorrowUsageRatio = (vars.borrowUsageRatio - rateData.optimalUsageRatio).rayDiv(</span></span>
<span id="L150"><span class="lineNum">     150</span>                 :             :         WadRayMath.RAY - rateData.optimalUsageRatio</span>
<span id="L151"><span class="lineNum">     151</span>                 :             :       );</span>
<span id="L152"><span class="lineNum">     152</span>                 :             : </span>
<span id="L153"><span class="lineNum">     153</span>                 :<span class="tlaGNC">        8128 :       vars.currentVariableBorrowRate +=</span></span>
<span id="L154"><span class="lineNum">     154</span>                 :             :         rateData.variableRateSlope1 +</span>
<span id="L155"><span class="lineNum">     155</span>                 :             :         rateData.variableRateSlope2.rayMul(excessBorrowUsageRatio);</span>
<span id="L156"><span class="lineNum">     156</span>                 :             :     } else {</span>
<span id="L157"><span class="lineNum">     157</span>                 :<span class="tlaGNC">       39384 :       vars.currentVariableBorrowRate += rateData</span></span>
<span id="L158"><span class="lineNum">     158</span>                 :             :         .variableRateSlope1</span>
<span id="L159"><span class="lineNum">     159</span>                 :             :         .rayMul(vars.borrowUsageRatio)</span>
<span id="L160"><span class="lineNum">     160</span>                 :             :         .rayDiv(rateData.optimalUsageRatio);</span>
<span id="L161"><span class="lineNum">     161</span>                 :             :     }</span>
<span id="L162"><span class="lineNum">     162</span>                 :             : </span>
<span id="L163"><span class="lineNum">     163</span>                 :<span class="tlaGNC">       47512 :     vars.currentLiquidityRate = _getOverallBorrowRate(</span></span>
<span id="L164"><span class="lineNum">     164</span>                 :             :       params.totalStableDebt,</span>
<span id="L165"><span class="lineNum">     165</span>                 :             :       params.totalVariableDebt,</span>
<span id="L166"><span class="lineNum">     166</span>                 :             :       vars.currentVariableBorrowRate,</span>
<span id="L167"><span class="lineNum">     167</span>                 :             :       params.averageStableBorrowRate</span>
<span id="L168"><span class="lineNum">     168</span>                 :             :     ).rayMul(vars.supplyUsageRatio).percentMul(</span>
<span id="L169"><span class="lineNum">     169</span>                 :             :         PercentageMath.PERCENTAGE_FACTOR - params.reserveFactor</span>
<span id="L170"><span class="lineNum">     170</span>                 :             :       );</span>
<span id="L171"><span class="lineNum">     171</span>                 :             : </span>
<span id="L172"><span class="lineNum">     172</span>                 :<span class="tlaGNC">       47512 :     return (vars.currentLiquidityRate, 0, vars.currentVariableBorrowRate);</span></span>
<span id="L173"><span class="lineNum">     173</span>                 :             :   }</span>
<span id="L174"><span class="lineNum">     174</span>                 :             : </span>
<span id="L175"><span class="lineNum">     175</span>                 :             :   /**</span>
<span id="L176"><span class="lineNum">     176</span>                 :             :    * @dev Calculates the overall borrow rate as the weighted average between the total variable debt and total stable</span>
<span id="L177"><span class="lineNum">     177</span>                 :             :    * debt</span>
<span id="L178"><span class="lineNum">     178</span>                 :             :    * @param totalStableDebt The total borrowed from the reserve at a stable rate</span>
<span id="L179"><span class="lineNum">     179</span>                 :             :    * @param totalVariableDebt The total borrowed from the reserve at a variable rate</span>
<span id="L180"><span class="lineNum">     180</span>                 :             :    * @param currentVariableBorrowRate The current variable borrow rate of the reserve</span>
<span id="L181"><span class="lineNum">     181</span>                 :             :    * @param currentAverageStableBorrowRate The current weighted average of all the stable rate loans</span>
<span id="L182"><span class="lineNum">     182</span>                 :             :    * @return The weighted averaged borrow rate</span>
<span id="L183"><span class="lineNum">     183</span>                 :             :    */</span>
<span id="L184"><span class="lineNum">     184</span>                 :<span class="tlaGNC">       23756 :   function _getOverallBorrowRate(</span></span>
<span id="L185"><span class="lineNum">     185</span>                 :             :     uint256 totalStableDebt,</span>
<span id="L186"><span class="lineNum">     186</span>                 :             :     uint256 totalVariableDebt,</span>
<span id="L187"><span class="lineNum">     187</span>                 :             :     uint256 currentVariableBorrowRate,</span>
<span id="L188"><span class="lineNum">     188</span>                 :             :     uint256 currentAverageStableBorrowRate</span>
<span id="L189"><span class="lineNum">     189</span>                 :             :   ) internal pure returns (uint256) {</span>
<span id="L190"><span class="lineNum">     190</span>                 :<span class="tlaGNC">       71268 :     uint256 totalDebt = totalStableDebt + totalVariableDebt;</span></span>
<span id="L191"><span class="lineNum">     191</span>                 :             : </span>
<span id="L192"><span class="lineNum">     192</span>                 :<span class="tlaGNC">       71268 :     uint256 weightedVariableRate = totalVariableDebt.wadToRay().rayMul(currentVariableBorrowRate);</span></span>
<span id="L193"><span class="lineNum">     193</span>                 :             : </span>
<span id="L194"><span class="lineNum">     194</span>                 :<span class="tlaGNC">       71268 :     uint256 weightedStableRate = totalStableDebt.wadToRay().rayMul(currentAverageStableBorrowRate);</span></span>
<span id="L195"><span class="lineNum">     195</span>                 :             : </span>
<span id="L196"><span class="lineNum">     196</span>                 :<span class="tlaGNC">       71268 :     uint256 overallBorrowRate = (weightedVariableRate + weightedStableRate).rayDiv(</span></span>
<span id="L197"><span class="lineNum">     197</span>                 :             :       totalDebt.wadToRay()</span>
<span id="L198"><span class="lineNum">     198</span>                 :             :     );</span>
<span id="L199"><span class="lineNum">     199</span>                 :             : </span>
<span id="L200"><span class="lineNum">     200</span>                 :<span class="tlaGNC">       47512 :     return overallBorrowRate;</span></span>
<span id="L201"><span class="lineNum">     201</span>                 :             :   }</span>
<span id="L202"><span class="lineNum">     202</span>                 :             : </span>
<span id="L203"><span class="lineNum">     203</span>                 :             :   /**</span>
<span id="L204"><span class="lineNum">     204</span>                 :             :    * @dev Doing validations and data update for an asset</span>
<span id="L205"><span class="lineNum">     205</span>                 :             :    * @param reserve address of the underlying asset of the reserve</span>
<span id="L206"><span class="lineNum">     206</span>                 :             :    * @param rateData Encoded eserve interest rate data to apply</span>
<span id="L207"><span class="lineNum">     207</span>                 :             :    */</span>
<span id="L208"><span class="lineNum">     208</span>                 :<span class="tlaGNC">       23891 :   function _setInterestRateParams(address reserve, InterestRateData memory rateData) internal {</span></span>
<span id="L209"><span class="lineNum">     209</span>                 :<span class="tlaGNC">       47782 :     require(reserve != address(0), Errors.ZERO_ADDRESS_NOT_VALID);</span></span>
<span id="L210"><span class="lineNum">     210</span>                 :             : </span>
<span id="L211"><span class="lineNum">     211</span>                 :<span class="tlaGNC">       43782 :     require(</span></span>
<span id="L212"><span class="lineNum">     212</span>                 :             :       rateData.optimalUsageRatio &lt;= MAX_OPTIMAL_POINT &amp;&amp;</span>
<span id="L213"><span class="lineNum">     213</span>                 :             :         rateData.optimalUsageRatio &gt;= MIN_OPTIMAL_POINT,</span>
<span id="L214"><span class="lineNum">     214</span>                 :             :       Errors.INVALID_OPTIMAL_USAGE_RATIO</span>
<span id="L215"><span class="lineNum">     215</span>                 :             :     );</span>
<span id="L216"><span class="lineNum">     216</span>                 :             : </span>
<span id="L217"><span class="lineNum">     217</span>                 :<span class="tlaGNC">       35782 :     require(</span></span>
<span id="L218"><span class="lineNum">     218</span>                 :             :       rateData.variableRateSlope1 &lt;= rateData.variableRateSlope2,</span>
<span id="L219"><span class="lineNum">     219</span>                 :             :       Errors.SLOPE_2_MUST_BE_GTE_SLOPE_1</span>
<span id="L220"><span class="lineNum">     220</span>                 :             :     );</span>
<span id="L221"><span class="lineNum">     221</span>                 :             : </span>
<span id="L222"><span class="lineNum">     222</span>                 :             :     // The maximum rate should not be above certain threshold</span>
<span id="L223"><span class="lineNum">     223</span>                 :<span class="tlaGNC">       31782 :     require(</span></span>
<span id="L224"><span class="lineNum">     224</span>                 :             :       uint256(rateData.baseVariableBorrowRate) +</span>
<span id="L225"><span class="lineNum">     225</span>                 :             :         uint256(rateData.variableRateSlope1) +</span>
<span id="L226"><span class="lineNum">     226</span>                 :             :         uint256(rateData.variableRateSlope2) &lt;=</span>
<span id="L227"><span class="lineNum">     227</span>                 :             :         MAX_BORROW_RATE,</span>
<span id="L228"><span class="lineNum">     228</span>                 :             :       Errors.INVALID_MAXRATE</span>
<span id="L229"><span class="lineNum">     229</span>                 :             :     );</span>
<span id="L230"><span class="lineNum">     230</span>                 :             : </span>
<span id="L231"><span class="lineNum">     231</span>                 :<span class="tlaGNC">       27782 :     _interestRateData[reserve] = rateData;</span></span>
<span id="L232"><span class="lineNum">     232</span>                 :<span class="tlaGNC">       27782 :     emit RateDataUpdate(</span></span>
<span id="L233"><span class="lineNum">     233</span>                 :             :       reserve,</span>
<span id="L234"><span class="lineNum">     234</span>                 :             :       rateData.optimalUsageRatio,</span>
<span id="L235"><span class="lineNum">     235</span>                 :             :       rateData.baseVariableBorrowRate,</span>
<span id="L236"><span class="lineNum">     236</span>                 :             :       rateData.variableRateSlope1,</span>
<span id="L237"><span class="lineNum">     237</span>                 :             :       rateData.variableRateSlope2</span>
<span id="L238"><span class="lineNum">     238</span>                 :             :     );</span>
<span id="L239"><span class="lineNum">     239</span>                 :             :   }</span>
<span id="L240"><span class="lineNum">     240</span>                 :             : </span>
<span id="L241"><span class="lineNum">     241</span>                 :             :   /**</span>
<span id="L242"><span class="lineNum">     242</span>                 :             :    * @dev Transforms an InterestRateData struct to an InterestRateDataRay struct by multiplying all values</span>
<span id="L243"><span class="lineNum">     243</span>                 :             :    * by 1e23, turning them into ray values</span>
<span id="L244"><span class="lineNum">     244</span>                 :             :    *</span>
<span id="L245"><span class="lineNum">     245</span>                 :             :    * @param data The InterestRateData struct to transform</span>
<span id="L246"><span class="lineNum">     246</span>                 :             :    *</span>
<span id="L247"><span class="lineNum">     247</span>                 :             :    * @return The resulting InterestRateDataRay struct</span>
<span id="L248"><span class="lineNum">     248</span>                 :             :    */</span>
<span id="L249"><span class="lineNum">     249</span>                 :<span class="tlaGNC">       50547 :   function _rayifyRateData(</span></span>
<span id="L250"><span class="lineNum">     250</span>                 :             :     InterestRateData memory data</span>
<span id="L251"><span class="lineNum">     251</span>                 :             :   ) internal pure returns (InterestRateDataRay memory) {</span>
<span id="L252"><span class="lineNum">     252</span>                 :<span class="tlaGNC">      101094 :     return</span></span>
<span id="L253"><span class="lineNum">     253</span>                 :<span class="tlaGNC">      101094 :       InterestRateDataRay({</span></span>
<span id="L254"><span class="lineNum">     254</span>                 :             :         optimalUsageRatio: _bpsToRay(uint256(data.optimalUsageRatio)),</span>
<span id="L255"><span class="lineNum">     255</span>                 :             :         baseVariableBorrowRate: _bpsToRay(uint256(data.baseVariableBorrowRate)),</span>
<span id="L256"><span class="lineNum">     256</span>                 :             :         variableRateSlope1: _bpsToRay(uint256(data.variableRateSlope1)),</span>
<span id="L257"><span class="lineNum">     257</span>                 :             :         variableRateSlope2: _bpsToRay(uint256(data.variableRateSlope2))</span>
<span id="L258"><span class="lineNum">     258</span>                 :             :       });</span>
<span id="L259"><span class="lineNum">     259</span>                 :             :   }</span>
<span id="L260"><span class="lineNum">     260</span>                 :             : </span>
<span id="L261"><span class="lineNum">     261</span>                 :             :   // @dev helper function added here, as generally the protocol doesn't use bps</span>
<span id="L262"><span class="lineNum">     262</span>                 :<span class="tlaGNC">      229213 :   function _bpsToRay(uint256 n) internal pure returns (uint256) {</span></span>
<span id="L263"><span class="lineNum">     263</span>                 :<span class="tlaGNC">      687639 :     return n * 1e23;</span></span>
<span id="L264"><span class="lineNum">     264</span>                 :             :   }</span>
<span id="L265"><span class="lineNum">     265</span>                 :             : }</span>
        </pre>
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